We have four trains arriving by 12:15. Is there any particular time you would like to leave by?
No, I don't need to leave by a particular time. I want to arrive by 12:15 though.
train-arriveby train-day train-departure train-destination train-leaveat
train-arriveby train-day train-departure train-destination train-leaveat
train-arriveby train-day train-departure train-destination train-leaveat
train-arriveby train-day train-departure train-destination train-leaveat